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I was so______in my book that I didnt hear the doorbell ring.A．settledB．concentratedC．abso

2020-09-28 01:05:39 外语考试 阅读

问题详情

I was so______in my book that I didnt hear the doorbell ring.

A．settled

B．concentrated

C．absorbed

D．occupied

请帮忙给出正确答案和分析，谢谢！

参考答案

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